A pediatric nurse is caring for a child who has an infectious organism that produces beta lactamase. The nurse knows that which drugs should not be prescribed for this infection?
Standard Text: Select all that apply.
1. Penicillins
2. Cephalosporins
3. Macrolides
4. Fluoroquinolones
5. Sulfonamides
Correct Answer: 1,2
Rationale 1: Organisms that produce beta lactamase are resistant to many of the penicillins.
Rationale 2: Organisms that produce beta lactamase are resistant to many of the cephalosporins.
Rationale 3: Organisms that produce beta lactamase should be susceptible to macrolides.
Rationale 4: Organisms that produce beta lactamase should be susceptible to fluoroquinolones.
Rationale 5: Organisms that produce beta lactamase should be susceptible to sulfonamides.
Global Rationale: Organisms that produce beta lactamase are resistant to many of the penicillin and cephalosporin antibiotics.
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